/*
 * Copyright (c) 2023 Enaium
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package cn.enaium.dormitory.util;

import org.springframework.lang.Nullable;
import org.springframework.util.ObjectUtils;

import java.lang.reflect.Field;

/**
 * @author Enaium
 */
public class ObjectUtil {
    public static boolean allNotNull(Object o) {
        for (Field declaredField : o.getClass().getDeclaredFields()) {
            declaredField.setAccessible(true);
            try {
                if (ObjectUtils.isEmpty(declaredField.get(o)) && !declaredField.isAnnotationPresent(Nullable.class)) {
                    return false;
                }
            } catch (IllegalAccessException e) {
                return false;
            }
        }
        return true;
    }
}
